<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>index page</title>
</head>
<body>
<h1>index.html</h1>
<span th:text="${name}">cium</span> wife is <span th:text="${wife}">unknow</span>
<p>hello world</p>
</body>
</html>